tree-ssa-loop-ivopts.c (struct loop_data, loop_data): Removed.

tree-ssa-loop-ivopts.c (struct loop_data, loop_data): Removed.

	* tree-ssa-loop-ivopts.c (struct loop_data, loop_data): Removed.
	(struct ivopts_data): Add regs_used field.
	(tree_ssa_iv_optimize_init): Do not allocate aux fields for loops.
	(ivopts_global_cost_for_size, determine_set_costs): Use data->regs_used
	instead of loop_data->regs_used;
	(free_loop_data): Do not free aux fields for loops.
	(tree_ssa_iv_optimize): Do not pass loops to tree_ssa_iv_optimize_init
	and tree_ssa_iv_optimize_finalize.

From-SVN: r110813